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Injection Molding Machine Operator Jobs in New Jersey

Comar

Set Up Mechanic I - 2nd Shift

Vineland, NJ · On-site

Understanding of the operating characteristics and capabilities of all manufacturing machinery, equipment, and controls including plastic injection molding machine, cranes, various hand tools ...

Comar

Set Up Mechanic I - 3rd Shift

Vineland, NJ · On-site

Understanding of the operating characteristics and capabilities of all manufacturing machinery, equipment, and controls including plastic injection molding machine, cranes, various hand tools ...

DWK Life Sciences

Machine Operator

Millville, NJ · On-site

$16 - $19/hr

Rubber machine operator (molding) position requires heat resist sleeves & gloves, safety glasses, and during set up steel toe tips. * Seals machine operator position requires safety glasses, ear ...

Rizonet

''Engineering Manager''

Paterson, NJ · On-site

$140 - $170/hr

The position combines hands‑on technical leadership with people management, supporting injection molding, metal injection molding (MIM), CNC machining, tooling, automation, and manufacturing ...

ASTOR CHOCOLATE CORP.

Machine Operator

Lakewood, NJ · On-site

$16.75 - $20/hr

Position Summary The Machine Operator - Chocolate Molding Production is responsible for operating, monitoring, and maintaining chocolate molding production equipment to ensure efficient production ...

ASTOR CHOCOLATE CORP.

Machine Operator

Lakewood, NJ · On-site

$16.75 - $20/hr

Position Summary The Machine Operator - Chocolate Molding Production is responsible for operating, monitoring, and maintaining chocolate molding production equipment to ensure efficient production ...

Rizonet

Engineering Manager

Jersey City, NJ · On-site

$140K/yr

The position combines hands-on technical leadership with people management, supporting injection molding, metal injection molding (MIM), CNC machining, tooling, automation, and manufacturing process ...

Weiss-Aug Group

Mold Tech A

Fairfield, NJ · On-site

$30 - $35/hr

... to injection molding machine, payout/take-up reeling systems, automation, mold heaters/chillers, hot runner systems, computers, inspection equipment & vision systems. * Responsible for the ...

Weiss-Aug MedPharma

Mold Tech A

Fairfield, NJ · On-site

$30 - $35/hr

... to injection molding machine, payout/take-up reeling systems, automation, mold heaters/chillers, hot runner systems, computers, inspection equipment & vision systems. * Responsible for the ...

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All JobsInjection Molding Machine Operator JobsInjection Molding Machine Operator Jobs in New Jersey

Injection Molding Machine Operator information

See New Jersey salary details

$12

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$25

How much do injection molding machine operator jobs pay per hour?

As of Sep 1, 2026, the average hourly pay for injection molding machine operator in New Jersey is $18.64, according to ZipRecruiter salary data. Most workers in this role earn between $15.62 and $21.01 per hour, depending on experience, location, and employer.

What is an injection molding machine operator?

An Injection Molding Machine Operator is a skilled worker responsible for setting up, operating, and maintaining machines that shape plastic or other materials into parts and products using molds. Their duties include loading materials into the machine, adjusting settings for temperature and pressure, monitoring the production process, and performing quality checks on finished products. They also troubleshoot issues, perform routine maintenance, and ensure safety standards are met in the manufacturing environment.

What are the key skills and qualifications needed to thrive as an injection molding machine operator?

To thrive as an Injection Molding Machine Operator, you need a solid understanding of manufacturing processes, mechanical aptitude, and typically a high school diploma or equivalent. Familiarity with injection molding machines, quality control systems, and basic computer operation is important, and some roles may require certification in plastics processing or safety training. Attention to detail, problem-solving abilities, and effective communication are valuable soft skills that help operators maintain quality and address issues quickly. These skills ensure consistent production quality, reduce downtime, and support a safe and efficient manufacturing environment.

What are some common challenges faced by injection molding machine operators and how can they be addressed?

Injection Molding Machine Operators often encounter challenges such as machine malfunctions, maintaining consistent product quality, and minimizing material waste. Addressing these issues requires strong troubleshooting skills, attention to detail, and adherence to safety and quality protocols. Operators typically collaborate closely with maintenance teams and quality control inspectors to quickly resolve technical issues and ensure production standards are met. Continuous learning and familiarity with different plastics and machine types also help operators adapt to changing production demands and advance in their careers.

What is the difference between Injection Molding Machine Operator vs Plastic Molding Technician?

AspectInjection Molding Machine OperatorPlastic Molding Technician
CredentialsHigh school diploma, on-the-job trainingHigh school diploma, technical training or certification
Work EnvironmentFactories, manufacturing plantsFactories, manufacturing plants
Job FocusOperating and monitoring machinesMaintaining, troubleshooting, and setting up molds
Industry UsageCommon in plastics manufacturingCommon in plastics and rubber industries

While both roles work within plastics manufacturing, Injection Molding Machine Operators primarily focus on operating and monitoring molding machines, whereas Plastic Molding Technicians handle mold setup, maintenance, and troubleshooting. The roles often overlap but differ in technical responsibilities and skill requirements.

Is injection molding a hard job?

Injection molding machine operators typically perform repetitive tasks in a manufacturing environment, requiring attention to detail and safety awareness. The job can involve standing for long periods, operating machinery, and troubleshooting issues, which may be physically demanding but is generally manageable with proper training and experience.

What are popular job titles related to Injection Molding Machine Operator jobs in NJ?

For Injection Molding Machine Operator jobs in NJ, the most frequently searched job titles are:

Injection Molding Machine Operator jobs near you
Infographic showing various Injection Molding Machine Operator job openings in New Jersey as of August 2026, with employment types broken down into 84% Full Time, and 16% Nights. Highlights an 100% In-person job distribution, with an average salary of $38,770 per year, or $18.6 per hour.

Set Up Mechanic I - 2nd Shift

Comar

Vineland, NJ • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 12 days ago

Comar rating

9.0

Company rating: 9.0 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

4th of 122 rated packaging manufacturers

Job description

SET UP MECHANIC I
Actively Hiring - Immediate Openings
Hours: full-time position.
Competitive pay & benefits: paid overtime, health, dental, vision, paid time off, 401k with match...and more!
WHAT YOU WILL DO:
"Quality & Safety are Top Comar Priorities"
  • Be able to effectively operate equipment as required.
  • Sets-up machines to ensure that they operate in a safe and efficient manner.
  • Removes/installs molds and part specific tooling.
  • Connects item specific auxiliary equipment. Stores unused items.
  • Prepares material/scrap handling equipment.
  • Prepares downstream pack stations.
  • Sets up item specific in-line inspection equipment.
  • Sets initial process parameters and machine recipes.
  • Introduces correct raw materials for job.
  • Cleans and performs basic preventive maintenance on machines.
  • Verifies machine safety devices and overall safe work environment.
  • Supports process tech in the start up and production of first article samples.
  • Performs basic preventive maintenance on machines.
  • Promote/maintain a safe working environment.
  • Maintain a clean and safe work environment.
  • Adhere to and communicate to others all plant Health, Safety and Quality guidelines and GMP.
  • Other duties as assigned.

Additional Responsibilities & Skills for our SQF Certified Sites:
  • Have a basic understanding of the cGMPs and Good Hygiene Personnel Practices
  • Notify SQF Practitioner and/or Supervisor of any repairs or adjustments that are required.
  • Perform Basic Sanitation Functions
  • Perform all duties necessary to meet Company, and or Regulatory Requirements / standards as prioritized by the Company, HACCP, and SQF.
  • Notify SQF Practitioner/Quality Manager or any other Management personnel of ANY Food Safety or Quality issues.
  • Identify problems relating to Food Safety and the Quality of the raw material, processes, quality system, or safety system, by performing Production/Quality Checks as assigned.
  • Ability to initiate action to prevent the occurrence of nonconformities relating to Food Safety and the Quality of the product, processes, quality system, or safety system. Be able to execute and follow the HOLD SOP.
  • Controls further processing or delivery of nonconforming product in terms of Food Safety and Quality issues until the deficiency or unsatisfactory condition has been corrected.
  • Employee follows all Food Fraud/food Defense Policies while on company property.
  • Thorough understanding of all Company policies, including GMP's and safety policies, HACCP & SQF.

Safety and Cleanliness
  • Adhere to safety policies.
  • Maintain a clean and safe work area and report any unsafe conditions to supervisor.
  • Wear company issued personal protective equipment (PPE) such as uniforms, gloves, hairnets.

WHO WE ARE LOOKING FOR:
"A Comar employee who will represent the customer and be the consumer's advocate"
Are You?
  • A High School, Vo-Tech, or equivalent graduate.
  • Understanding of the operating characteristics and capabilities of all manufacturing machinery, equipment, and controls including plastic injection molding machine, cranes, various hand tools, temperature controllers, drill press, pick and place robots.
  • Experience operating a forklift and overhead cranes or ability to be trained and quickly become efficient.
  • Knowledge of plastic resins, mold setup and functions of an injection molding press.
  • Preferred:
  • Knowledge of statistical process control (SPC).
  • Minimum of 3 years of experience as a manufacturing operator.

Certificates, Licenses, Registrations:
  • Forklift certification.

Do You?
  • Ability to communicate /present information to individuals or small groups.
  • Basic Math- add, subtract, multiply, and divide in all units. Compute rate, ratio, percent.
  • Ability to carry out instructions furnished in written, oral, or diagram form.
  • Ability to work independently and in a team environment.
  • Effectively communicate with supervisor.
  • The ability to read, write, and comprehend information provided.

Do you Enjoy Physical Work where you will?
  • Stand for most of the work shift.
  • Use hands and fingers to handle or feel; reach with hands and arms; stoop, crouch, bend, twist, and only occasionally sit.
  • Lift and/or move up to 10 pounds. Heavier amounts can be moved with assistance of equipment.

Knowledge of and/or previous experience in a manufacturing environment is a plus!
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

What Comar employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About Comar

Sourced by ZipRecruiter

Industry

Plastics product manufacturing

Company size

501 - 1,000 Employees

Headquarters location

Voorhees Township, NJ, US

Year founded

1949

Social media

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